219635312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1055939}}^1$

素因数の和:1055960

約数の個数: 20

約数和(自身を含む): 458277960

約数和(自身を除く): 238642648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1055939, 2111878, 4223756, 8447512, 13727207, 16895024, 27454414, 54908828, 109817656, 219635312]

約数ペア:

[(1, 219635312), (2, 109817656), (4, 54908828), (8, 27454414), (13, 16895024), (16, 13727207), (26, 8447512), (52, 4223756), (104, 2111878), (208, 1055939)]